> [!cite] BHL link: this entry starts at [page 811](https://www.biodiversitylibrary.org/page/33069053) of TL-2 Vol. II > Author links: [IPNI](https://www.ipni.org/a/22191-1) LSID 22191-1, [Wikidata](https://www.wikidata.org/wiki/Q4259296) QID Q4259296 > Support pages: [[Abbreviations|abbreviations]], [[Layout key|layout key]], [[Cite TL-2|cite TL-2]] ### Author Leers, Johann Daniel (1727-1774), German botanist and pharmacist; born at Wunsiedel nr. Bayreuth; from 1755 owner of the academic pharmacy at Herborn, Nassau. **Abbreviated name**: *Leers* \[standard form in IPNI: *Leers*\] #### Herbarium and types Unknown. Part of the herbarium was acquired by G. F. Hoffman, but destroyed in the Moscow fire of 1812. #### Bibliography and biography AG 2(1): 12; Backer p. 320; Barnhart 2: 361; BM 3: 1079; Dryander 3: 157, 5: 320; Frank 3 (Anh.): 56; GR p. 28; Hortus 3: 1198 ("Leers"); Jackson p. 305; Kew 3: 397; LS 15089; NI 1162; PR 5149 (ed. 1: 5658); Rehder 5: 497; SO 665; Tucker 1: 418. - Jung, W., Flora des Herzogtums Nassau x. 1832. - Leers, H. P., *in* Leers, Flora herbornensis ed. 2, cura Willdenow, p. xiii-xxiv, also in ed. 1, on unnumbered pages. - Meusel, Lexikon teut. Schriftst. 8: 107. 1808. - Roth, Arch. Gesch. Naturw. Technik 2: 146-148. 1909. - Schmidt, Decheniana 105/106: 205-208. 1952. - Sprengel, K. P. J., Hist. rei. bot. 2: 471. 18. #### Eponymy *Leersia* O. Swartz (1788, *nom. cons.*). ### Publications ##### n.4293. Flora herbornensis **Title** Joannis Danielis Leers *Flora herbornensis* exhibens plantas circa Herbornam Nassoviorum crescentes, secundum systema sexuale Linneanum distributas, cum descriptionibus rariorum in primis graminum, propriisque observationibus et nomenclatura. Accesserunt graminum omnium indigenorum eorumque adfinium civ, auctoris manu ad vivum delineatae aerique incisae. Herbornae Nassoviorum (sumptibus auctoris) 1775. Oct. **Abbreviated title**: *Fl. herborn.* **Notes** *Ed. 1*:1775 (p. \[xvi\]: Nov 1774; GGA 25 Mai 1776), p. \[i\*\], \[iii\*-xxxii\*\], \[i-iii\]-lix, \[1x, err.\], \[1\]-288, \[1-4, index\], *pl. 1-16* (uncoloured copper engr. by the author). *Copies*: G, MO, US, USDA. – published posthumously by Leers's son Heinrich Paul who provided a biography. *Editio altera*: Berolini \[Berlin\] (impensis Christiani Friderici Himburgi), *publ*.: Apr 1789, p. \[i\] -lxxviii, \[1\]-289, \[290, abbr.\], \[1-6, ind.\], *pl. 1-16* (id.). *Copies*: G, MO, USDA; IDC 4010. – Biography by H. P. Leers on p. xiii-xxiv. *Editor*: Carl Ludwig Willdenow (1765-1812). *Editio nova*: Herbornae et Gissae \[Herborn and Giessen\] (apud J. C. Krieger, Jun.) 1790, p. \[i\*-xxxii\*\], \[i\]-lix, \[lx, err.\], \[1\]-288, \[1-4, index\], *pl. 1-16.* *Copies*: MO, USDA. – Unchanged reissue of ed. 1, new t.p. only. The plates were drawn and engraved by Leers himself; the copper plates are at the Landesbibliothek Wiesbaden. The plates were copied by Gilibert in his edition of Latourrette, Demonstr. bot., ed. 4, 1796 (TL-2/4229), and by Wilbrand 1819. *Ref*.: Anon., \[review\], GGA 1776(1): 533. 25 Mai 1776. - Wilbrand, J. B., Handbuch der Botanik, Giessen 1819 (corrections and additions). - Hübener, Flora 22(2): 484-488. 1839 (on localities). - Linde, A. von der, Die Nassauer Drucke der k. Landesbibliothek zu Wiesbaden 1: 200, 989. 1882. - Roth, Arch. Gesch. Naturw. Technik 2: 146-148. 1909.